385478409144

Names of 385478409144

• Cardinal: 385478409144 can be written as Three hundred eighty-five billion, four hundred seventy-eight million, four hundred nine thousand, one hundred forty-four.

Scientific notation

• Scientific notation: 3.85478409144 × 10¹¹

Factors of 385478409144

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 249200

Divisors of 385478409144

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 3 4 6 8 12 24 29 58 87 116 174 232 348 696 2243 4486 6729 8972 13458 17944 26916 53832 65047 130094 195141 246923 260188 390282 493846 520376 740769 780564 987692 1481538 1561128 1975384 2963076 5926152 7160767 14321534 21482301 28643068 42964602 57286136 85929204 171858408 553848289 1107696578 1661544867 2215393156 3323089734 4430786312 6646179468 13292358936 16061600381 32123200762 48184801143 64246401524 96369602286 128492803048 192739204572 385478409144
• Sum of all divisors σ(n): 997375420800
• Sum of proper divisors (its aliquot sum) s(n): 611897011656
• 385478409144 is an abundant number, because the sum of its proper divisors (611897011656) is greater than itself. Its abundance is 226418602512

Bases of 385478409144

• Binary: 101100111000000010011011011101110111000₂
• Hexadecimal: 0x59C04DBBB8
• Base-36: 4X33W43C

Squares and roots of 385478409144

• 385478409144 squared (385478409144²) is 148593603916189062812736
• 385478409144 cubed (385478409144³) is 57279626046586208240185763262057984
• The square root of 385478409144 is 620869.0756866539
• The cube root of 385478409144 is 7277.7983693363

Scales and comparisons

• 385,478,409,144 seconds is equal to 12,257 years, 1 week, 15 hours, 52 minutes, 24 seconds.
• To count from 1 to 385,478,409,144 would take you about twenty-four thousand, five hundred fourteen years!

  This is a very rough estimate, based on a speaking rate of half a second every third order of magnitude. If you speak quickly, you could probably say any randomly-chosen number between one and a thousand in around half a second. Very big numbers obviously take longer to say, so we add half a second for every extra x1000. (We do not count involuntary pauses, bathroom breaks or the necessity of sleep in our calculation!)

• A cube with a volume of 385478409144 cubic inches would be around 606.5 feet tall.

Recreational maths with 385478409144

• 385478409144 backwards is 441904874583
• The number of decimal digits it has is: 12
• The sum of 385478409144's digits is 57
• More coming soon!